85 lines
2.1 KiB
Dart
85 lines
2.1 KiB
Dart
import 'package:flutter/material.dart';
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///自定义按钮
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///包括loading功能
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class CustomButton extends StatelessWidget {
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final Widget child;
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final VoidCallback? onPressed;
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final bool loading;
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final bool round;
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final bool disabled;
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const CustomButton({
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super.key,
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required this.child,
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this.onPressed,
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this.loading = false,
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this.round = true,
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this.disabled = false,
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});
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@override
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Widget build(BuildContext context) {
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///自定义颜色
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// switch (size) {
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// case ButtonSize.small:
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// height = 28;
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// loadingSize = 16;
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// fontSize = 12;
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// padding = const EdgeInsets.symmetric(horizontal: 12);
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// break;
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// case ButtonSize.large:
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// height = 48;
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// loadingSize = 24;
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// fontSize = 18;
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// padding = const EdgeInsets.symmetric(horizontal: 20);
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// break;
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// case ButtonSize.medium:
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// height = 45;
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// loadingSize = 15;
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// fontSize = 16;
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// padding = const EdgeInsets.symmetric(horizontal: 16);
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// break;
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// }
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void handClick() {
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if (!loading && !disabled) {
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onPressed?.call();
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}
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}
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return Opacity(
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opacity: disabled ? 0.5 : 1,
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child: ElevatedButton(
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onPressed: handClick,
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style: ElevatedButton.styleFrom(
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shape: round
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? const StadiumBorder()
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: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(10),
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),
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),
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child: Row(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Visibility(
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visible: loading,
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child: Container(
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margin: EdgeInsets.only(right: 8),
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child: SizedBox.square(
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dimension: 15,
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child: CircularProgressIndicator(
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color: Colors.white,
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strokeWidth: 2,
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),
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),
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),
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),
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child,
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],
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),
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),
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);
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}
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}
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